8021130: Comments need to be tokens
Reviewed-by: lagergren, attila
Contributed-by: james.laskey@oracle.com
/*
* Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_VM_MEMORY_GENERATIONSPEC_HPP
#define SHARE_VM_MEMORY_GENERATIONSPEC_HPP
#include "memory/generation.hpp"
// The specification of a generation. This class also encapsulates
// some generation-specific behavior. This is done here rather than as a
// virtual function of Generation because these methods are needed in
// initialization of the Generations.
class GenerationSpec : public CHeapObj<mtGC> {
friend class VMStructs;
private:
Generation::Name _name;
size_t _init_size;
size_t _max_size;
public:
GenerationSpec(Generation::Name name, size_t init_size, size_t max_size) {
_name = name;
_init_size = init_size;
_max_size = max_size;
}
Generation* init(ReservedSpace rs, int level, GenRemSet* remset);
// Accessors
Generation::Name name() const { return _name; }
size_t init_size() const { return _init_size; }
void set_init_size(size_t size) { _init_size = size; }
size_t max_size() const { return _max_size; }
void set_max_size(size_t size) { _max_size = size; }
// Alignment
void align(size_t alignment) {
set_init_size(align_size_up(init_size(), alignment));
set_max_size(align_size_up(max_size(), alignment));
}
// Return the number of regions contained in the generation which
// might need to be independently covered by a remembered set.
virtual int n_covered_regions() const { return 1; }
};
typedef GenerationSpec* GenerationSpecPtr;
#endif // SHARE_VM_MEMORY_GENERATIONSPEC_HPP